| Primary satellite | Secondary satellite |
| Name | Cosmos 1743 Rocket | Cosmos 1328 Rocket |
| Spacetrack catalog number | 16720 | 12988 |
| Radar cross section | large | large |
| Epoch of two-line elements (UTC) | 2024 Dec 22 14:33 | 2024 Dec 22 13:29 |
| Time of closest approach (UTC) | 2024 Dec 26 21:44:43.489 |
| Minimum distance | 4.618 km |
| Height difference | 3.429 km |
| Relative speed | 14.976 km/s |
| Angle between velocity vectors | 165° |
| Geographic position | 14.7°S, 132.5°E |
| Height | 609 km |
|